Sliding! The kind monsters do - Theme Parks, Roller Coasters, & Donkeys! - Theme Park Review
Do expensive pads really make a difference? These are on the cheap side going for $36AUD on Amazon, but I've heard cheap ones don't slide if you bail out on your knees.
TOUGHBUILT GelFit Black Non-Marring Knee Pads with removable Non-Marring SnapShell TB-KP-G203 - The Home Depot
Amazon.com : G-Form Pro Slide Knee Pads, Black, Small : Sports & Outdoors
Redback Advanced Slide-in Knee Pads for sale online | eBay
Hydra Black Knee Pads Hydrafit – Matrix Gear USA
Easton Sliding Knee Pad | eBay
SLIM KNEE PAD - Rainbow – 187killerpads
Knee Slide Skills - YouTube
Trophyline Knee Saver Knee Pads
Eight Ball Park Series Pad Set with Knee Pads and Elbow Pads for Kids - Walmart.com